<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="优惠券名称" prop="scCouponName">
        <el-input v-model="queryParams.scCouponName" placeholder="请输入优惠券名称" clearable
          @keyup.enter.native="handleQuery" />
      </el-form-item>
      <el-form-item label="上下架状态" prop="scListing">
        <el-select v-model="queryParams.scListing" placeholder="请选择上下架状态" clearable>
          <el-option v-for="dict in dict.type.sc_listing" :key="dict.value" :label="dict.label" :value="dict.value" />
        </el-select>
      </el-form-item>
      <el-form-item label="优惠券开始时间" prop="scStartDt">
        <el-date-picker clearable v-model="queryParams.scStartDt" type="datetime" value-format="yyyy-MM-dd HH:mm:ss"
          placeholder="请选择优惠券开始时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="优惠券结束时间" prop="scEndDt">
        <el-date-picker clearable v-model="queryParams.scEndDt" type="datetime" value-format="yyyy-MM-dd HH:mm:ss"
          placeholder="请选择优惠券结束时间"
          :picker-options="{ disabledDate: (time) => queryParams.scStartDt && time < new Date(queryParams.scStartDt) }">
        </el-date-picker>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd"
          v-hasPermi="['coupons:allCoupons:add']">新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="success" plain icon="el-icon-edit" size="mini" :disabled="single" @click="handleUpdate"
          v-hasPermi="['coupons:allCoupons:edit']">修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="danger" plain icon="el-icon-delete" size="mini" :disabled="multiple" @click="handleDelete"
          v-hasPermi="['coupons:allCoupons:remove']">删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
          v-hasPermi="['coupons:allCoupons:export']">导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="allCouponsList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="优惠券ID" align="center" prop="scCouponId" />
      <el-table-column label="优惠券名称" align="center" prop="scCouponName" />
      <el-table-column label="优惠金额" align="center" prop="scValue" />
      <el-table-column label="优惠券图片" align="center" prop="scPhoto" width="100">
        <template slot-scope="scope">
          <image-preview :src="scope.row.scPhoto" :width="50" :height="50" />
        </template>
      </el-table-column>
      <el-table-column label="上下架状态" align="center" prop="scListing">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.sc_listing" :value="scope.row.scListing" />
        </template>
      </el-table-column>
      <el-table-column label="优惠券使用的最低消费金额" align="center" prop="scMinAmt" />
      <el-table-column label="优惠券开始时间" align="center" prop="scStartDt" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.scStartDt, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="优惠券结束时间" align="center" prop="scEndDt" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.scEndDt, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="优惠券发放限制数量" align="center" prop="scLimitNum" />
      <el-table-column label="优惠券已发放数量" align="center" prop="scIssuedCnt" />
      <el-table-column label="优惠券有效天数" align="center" prop="scEffectiveDays" />
      <el-table-column label="优惠券失效时间" align="center" prop="scFailureTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.scFailureTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)"
            v-hasPermi="['coupons:allCoupons:edit']">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
            v-hasPermi="['coupons:allCoupons:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination v-show="total > 0" :total="total" :page.sync="queryParams.pageNum" :limit.sync="queryParams.pageSize"
      @pagination="getList" />

    <!-- 添加或修改所有优惠券对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="优惠券名称" prop="scCouponName">
          <el-input v-model="form.scCouponName" placeholder="请输入优惠券名称" />
        </el-form-item>
        <el-form-item label="优惠金额" prop="scValue">
          <el-input v-model="form.scValue" placeholder="请输入优惠金额" />
        </el-form-item>
        <el-form-item label="优惠券图片" prop="scPhoto">
          <image-upload v-model="form.scPhoto" />
        </el-form-item>
        <el-form-item label="上下架状态" prop="scListing">
          <el-select v-model="form.scListing" placeholder="请选择上下架状态">
            <el-option v-for="dict in dict.type.sc_listing" :key="dict.value" :label="dict.label"
              :value="parseInt(dict.value)"></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="优惠券使用的最低消费金额" prop="scMinAmt">
          <el-input v-model="form.scMinAmt" placeholder="请输入优惠券使用的最低消费金额" />
        </el-form-item>
        <el-form-item label="优惠券开始时间" prop="scStartDt">
          <el-date-picker clearable v-model="form.scStartDt" type="datetime" value-format="yyyy-MM-dd HH:mm:ss"
            placeholder="请选择优惠券开始时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="优惠券结束时间" prop="scEndDt">
          <el-date-picker clearable v-model="form.scEndDt" type="datetime" value-format="yyyy-MM-dd HH:mm:ss"
            placeholder="请选择优惠券结束时间"
            :picker-options="{ disabledDate: (time) => form.scStartDt && time < new Date(form.scStartDt) }">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="优惠券发放限制数量" prop="scLimitNum">
          <el-input v-model="form.scLimitNum" placeholder="请输入优惠券发放限制数量" />
        </el-form-item>
        <el-form-item label="优惠券已发放数量" prop="scIssuedCnt">
          <el-input v-model="form.scIssuedCnt" placeholder="请输入优惠券已发放数量" />
        </el-form-item>
        <el-form-item label="优惠券有效天数" prop="scEffectiveDays">
          <el-input v-model="form.scEffectiveDays" placeholder="请输入优惠券有效天数" />
        </el-form-item>
        <el-form-item label="优惠券失效时间" prop="scFailureTime">
          <el-date-picker clearable v-model="form.scFailureTime" type="datetime" value-format="yyyy-MM-dd HH:mm:ss"
            placeholder="请选择优惠券失效时间">
          </el-date-picker>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listAllCoupons, getAllCoupons, delAllCoupons, addAllCoupons, updateAllCoupons } from "@/api/coupons/allCoupons";

export default {
  name: "AllCoupons",
  dicts: ['sc_listing'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 所有优惠券表格数据
      allCouponsList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        scCouponName: null,
        scListing: null,
        scStartDt: null,
        scEndDt: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        scCouponName: [
          { required: true, message: "优惠券名称不能为空", trigger: "blur" }
        ],
        scValue: [
          { required: true, message: "优惠金额不能为空", trigger: "blur" }
        ],
        scPhoto: [
          { required: true, message: "优惠券图片不能为空", trigger: "blur" }
        ],
        scListing: [
          { required: true, message: "上下架状态不能为空", trigger: "change" }
        ],
        scMinAmt: [
          { required: true, message: "优惠券使用的最低消费金额不能为空", trigger: "blur" }
        ],
        scStartDt: [
          { required: true, message: "优惠券开始时间不能为空", trigger: "blur" }
        ],
        scEndDt: [
          { required: true, message: "优惠券结束时间不能为空", trigger: "blur" },
          { validator: this.validateEndDate, trigger: 'blur' }
        ],
        scLimitNum: [
          { required: true, message: "优惠券发放限制数量不能为空", trigger: "blur" }
        ],
        scIssuedCnt: [
          { required: true, message: "优惠券已发放数量不能为空", trigger: "blur" }
        ],
        scEffectiveDays: [
          { required: true, message: "优惠券有效天数不能为空", trigger: "blur" }
        ],
        scFailureTime: [
          { required: true, message: "优惠券失效时间不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询所有优惠券列表 */
    getList() {
      this.loading = true;
      listAllCoupons(this.queryParams).then(response => {
        this.allCouponsList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        scCouponId: null,
        scCouponName: null,
        scValue: null,
        scPhoto: null,
        scListing: null,
        scMinAmt: null,
        scStartDt: null,
        scEndDt: null,
        scLimitNum: null,
        scIssuedCnt: null,
        scEffectiveDays: null,
        scFailureTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.scCouponId)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加所有优惠券";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const scCouponId = row.scCouponId || this.ids
      getAllCoupons(scCouponId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改所有优惠券";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.scCouponId != null) {
            updateAllCoupons(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addAllCoupons(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const scCouponIds = row.scCouponId || this.ids;
      this.$modal.confirm('是否确认删除所有优惠券编号为"' + scCouponIds + '"的数据项？').then(function () {
        return delAllCoupons(scCouponIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => { });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('coupons/allCoupons/export', {
        ...this.queryParams
      }, `allCoupons_${new Date().getTime()}.xlsx`)
    },
    validateEndDate(rule, value, callback) {
      if (this.form.scStartDt && value && new Date(value) < new Date(this.form.scStartDt)) {
        callback(new Error('结束时间不能早于开始时间'));
      } else {
        callback();
      }
    }
  }
};
</script>    